@misc{indiciaede8fe3319160,
  title = {Ground-water resources of the Cincinnati area, Butler and Hamilton Counties, Ohio},
  author = {Fred H. Klaer and David G. Thompson},
  year = {1948},
  doi = {10.3133/wsp999},
  url = {https://pubs.usgs.gov/publication/wsp999},
  note = {Source identifier: wsp999}
}